M. Holovko
(Institute for Condensed Matter Physics of the National Academy of Sciences of Ukraine, Lviv, Ukraine)

This issue is devoted to the memory of Jean-Pierre Badiali who passed away on April 15, 2016. His death is a great loss to all of us and to the whole scientific community.
We express our deepest condolences to the family of Jean-Pierre Badiali, colleagues and friends. Jean-Pierre will remain in our memory as an outstanding scientist and an incredibly
amiable person.